Home / 2,144,409.20-3,215,447.40-882,364.40

Finding the Fourth Proportional to 2,144,409.20, 3,215,447.40 and 882,364.40

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Solution

The fourth proportional to 2,144,409.20, 3,215,447.40 and 882,364.40 is: 1,323,066.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,409.20 : 3,215,447.40 = 882,364.40 : x
  2. Step 2: Convert to fraction form
    2,144,409.20/3,215,447.40 = 882,364.40/x
  3. Step 3: Cross multiply
    2,144,409.20x = 3,215,447.40 × 882,364.40
  4. Step 4: Simplify right side
    2,144,409.20x = 2,837,196,315,832.56
  5. Step 5: Solve for x
    x = 2,837,196,315,832.56/2,144,409.20
  6. Step 6: Final answer
    x = 1,323,066.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.